Home / 1,856,797,384,556.20-2,786,468,315,212.20-648,047,795,128.60

Finding the Fourth Proportional to 1,856,797,384,556.20, 2,786,468,315,212.20 and 648,047,795,128.60

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Solution

The fourth proportional to 1,856,797,384,556.20, 2,786,468,315,212.20 and 648,047,795,128.60 is: 972,515,721,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,797,384,556.20 : 2,786,468,315,212.20 = 648,047,795,128.60 : x
  2. Step 2: Convert to fraction form
    1,856,797,384,556.20/2,786,468,315,212.20 = 648,047,795,128.60/x
  3. Step 3: Cross multiply
    1,856,797,384,556.20x = 2,786,468,315,212.20 × 648,047,795,128.60
  4. Step 4: Simplify right side
    1,856,797,384,556.20x = 1,805,764,647,868,970,966,188,032
  5. Step 5: Solve for x
    x = 1,805,764,647,868,970,966,188,032/1,856,797,384,556.20
  6. Step 6: Final answer
    x = 972,515,721,364.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.